ALSA: ASoC: Add WM8753 SPI support

Implement SPI support for WM8753, cut'n'pasting from the support for
WM8731 contributed by Cliff Cai and Alan Horstmann since the wire format
is the same for both codecs.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm8753.h b/sound/soc/codecs/wm8753.h
index 7defde069f1d..6678379c0a29 100644
--- a/sound/soc/codecs/wm8753.h
+++ b/sound/soc/codecs/wm8753.h
@@ -79,6 +79,7 @@
 #define WM8753_ADCTL2           0x3f
 
 struct wm8753_setup_data {
+        int spi;
         int i2c_bus;
         unsigned short i2c_address;
 };